AU539526B2 - Forming video discs - Google Patents

Forming video discs

Info

Publication number
AU539526B2
AU539526B2 AU70866/81A AU7086681A AU539526B2 AU 539526 B2 AU539526 B2 AU 539526B2 AU 70866/81 A AU70866/81 A AU 70866/81A AU 7086681 A AU7086681 A AU 7086681A AU 539526 B2 AU539526 B2 AU 539526B2
Authority
AU
Australia
Prior art keywords
liquid
disc
rotated
substrate
application
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU70866/81A
Other languages
English (en)
Other versions
AU7086681A (en
Inventor
Richard L. Wilkinson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Disc-Vision Associates
Original Assignee
Discovision Associates
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22645656&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU539526(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Discovision Associates filed Critical Discovision Associates
Publication of AU7086681A publication Critical patent/AU7086681A/en
Application granted granted Critical
Publication of AU539526B2 publication Critical patent/AU539526B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/16—Coating processes; Apparatus therefor
    • G03F7/162—Coating on a rotating support, e.g. using a whirler or a spinner
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming

Landscapes

  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Magnetic Record Carriers (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Color Television Image Signal Generators (AREA)
  • Holo Graphy (AREA)
  • Surface Treatment Of Glass (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Rotational Drive Of Disk (AREA)
  • Glass Compositions (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
AU70866/81A 1980-08-11 1981-05-20 Forming video discs Expired AU539526B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17674380A 1980-08-11 1980-08-11
US176743 1980-08-11

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU73013/81A Division AU545510B2 (en) 1980-08-11 1981-07-15 Video discs

Publications (2)

Publication Number Publication Date
AU7086681A AU7086681A (en) 1982-02-18
AU539526B2 true AU539526B2 (en) 1984-10-04

Family

ID=22645656

Family Applications (1)

Application Number Title Priority Date Filing Date
AU70866/81A Expired AU539526B2 (en) 1980-08-11 1981-05-20 Forming video discs

Country Status (12)

Country Link
EP (1) EP0072378B1 (enrdf_load_stackoverflow)
JP (4) JPH0246366B2 (enrdf_load_stackoverflow)
KR (1) KR850001002B1 (enrdf_load_stackoverflow)
AT (1) ATE48200T1 (enrdf_load_stackoverflow)
AU (1) AU539526B2 (enrdf_load_stackoverflow)
BR (1) BR8104816A (enrdf_load_stackoverflow)
CA (1) CA1186570A (enrdf_load_stackoverflow)
DE (1) DE3177126D1 (enrdf_load_stackoverflow)
ES (5) ES8301542A1 (enrdf_load_stackoverflow)
HK (1) HK26991A (enrdf_load_stackoverflow)
MX (5) MX149813A (enrdf_load_stackoverflow)
NO (3) NO158519C (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0246366B2 (enrdf_load_stackoverflow) * 1980-08-11 1990-10-15 Discovision Ass
KR870002142B1 (ko) * 1982-09-20 1987-12-12 디스커비소젼 어시에이츠 광학 기록 매체 및 그의 제조방법
US4564280A (en) * 1982-10-28 1986-01-14 Fujitsu Limited Method and apparatus for developing resist film including a movable nozzle arm
US4514439A (en) * 1983-09-16 1985-04-30 Rohm And Haas Company Dust cover
WO1985001228A1 (en) * 1983-09-23 1985-03-28 Burroughs Corporation Improved method for overcoating optical recording media
JPS60182030A (ja) * 1984-02-29 1985-09-17 Hoya Corp 情報記録用基板の製造方法
US4810527A (en) * 1986-09-19 1989-03-07 E. I. Du Pont Nemours And Company Free surface casting method
CA1265394A (en) * 1986-09-19 1990-02-06 James E. Geary, Jr. Free surface casting method
US5057685A (en) * 1989-01-04 1991-10-15 Kabushiki Kaisha Toshiba Optical rotation detector including a disk having slits with concave and convex parts and method of manufacturing
JP2545677B2 (ja) * 1992-09-30 1996-10-23 東芝イーエムアイ株式会社 フォトレジストの塗布方法
US5395803A (en) * 1993-09-08 1995-03-07 At&T Corp. Method of spiral resist deposition
US6814897B2 (en) 1998-03-27 2004-11-09 Discovision Associates Method for manufacturing a molding tool used for substrate molding
US6207247B1 (en) 1998-03-27 2001-03-27 Nikon Corporation Method for manufacturing a molding tool used for sustrate molding
CN102445862A (zh) * 2010-09-30 2012-05-09 中芯国际集成电路制造(上海)有限公司 一种改进的晶圆显影方法
CN104570609A (zh) * 2013-10-29 2015-04-29 沈阳芯源微电子设备有限公司 一种光刻胶涂布轨迹的实施方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3954469A (en) * 1973-10-01 1976-05-04 Mca Disco-Vision, Inc. Method of creating a replicating matrix
JPS50136333A (enrdf_load_stackoverflow) * 1974-04-17 1975-10-29
JPS5226214A (en) * 1975-08-25 1977-02-26 Hitachi Ltd Method for coating resist
DE2554692C2 (de) * 1975-12-05 1977-11-17 Basf Ag, 6700 Ludwigshafen Vorrichtung zur Herstellung der Magnetschichten von Magnetspeicherplatten
JPS5934783B2 (ja) * 1976-09-14 1984-08-24 ソニー株式会社 デイスク原盤の製法
JPS5346004A (en) * 1976-10-08 1978-04-25 Fuji Photo Film Co Ltd Manufacture of press.master for video disk
JPS6053675B2 (ja) * 1978-09-20 1985-11-27 富士写真フイルム株式会社 スピンコ−テイング方法
JPS5567742A (en) * 1978-11-16 1980-05-22 Matsushita Electric Ind Co Ltd Glass substrate recording medium
JPS5927229B2 (ja) * 1979-09-19 1984-07-04 富士通株式会社 スピンナ−
JPH0246366B2 (enrdf_load_stackoverflow) * 1980-08-11 1990-10-15 Discovision Ass
JP2516799B2 (ja) * 1988-08-05 1996-07-24 本田技研工業株式会社 流体式動力伝達装置の直結機構制御方法

Also Published As

Publication number Publication date
ES504534A0 (es) 1982-12-01
BR8104816A (pt) 1982-04-13
KR850001002B1 (ko) 1985-07-15
ES504533A0 (es) 1982-11-01
MX151350A (es) 1984-11-12
DE3177126D1 (en) 1989-12-28
ES8301043A1 (es) 1982-11-01
MX149813A (es) 1983-12-26
NO811797L (no) 1982-02-12
AU7086681A (en) 1982-02-18
JP2521849B2 (ja) 1996-08-07
NO158519C (no) 1988-10-05
ES504532A0 (es) 1982-05-16
JPS63177329A (ja) 1988-07-21
ES504535A0 (es) 1982-12-01
NO813611L (no) 1982-02-12
JPH0246366B2 (enrdf_load_stackoverflow) 1990-10-15
ES504536A0 (es) 1982-12-01
HK26991A (en) 1991-04-19
ES8301544A1 (es) 1982-12-01
CA1186570A (en) 1985-05-07
NO158519B (no) 1988-06-13
ES8204867A1 (es) 1982-05-16
EP0072378B1 (en) 1989-11-23
EP0072378A1 (en) 1983-02-23
JPH0346895B2 (enrdf_load_stackoverflow) 1991-07-17
JPH05225616A (ja) 1993-09-03
ATE48200T1 (de) 1989-12-15
MX149707A (es) 1983-12-13
JPS5736446A (enrdf_load_stackoverflow) 1982-02-27
JPH0760534B2 (ja) 1995-06-28
JPH05225617A (ja) 1993-09-03
MX150294A (es) 1984-04-10
MX151549A (es) 1984-12-13
ES8301542A1 (es) 1982-12-01
NO813612L (no) 1982-02-12
ES8301543A1 (es) 1982-12-01

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired